page-exercise-answer {
  .selected {
    color: #15c649
  }
  div{
    &.active{
      animation: pressing 2s infinite;
    }
  }

  @keyframes pressing {
    0%{
      box-shadow: 0 0 0 0 rgba(192,0,0,.7);
    }
    100%{
      box-shadow: 0 0 30px 30px rgba(192,0,0,0);
    }
  }
  .question_img{
    margin-top:10px;
  }
  .boxparent{
    margin-top:-10rem;
  }
  .button_upload{
    width: 25%;
    height:10rem;
    position:relative;
    z-index:20;
    display: inline-block;
    float: left;
    border:5px solid #fff;
  }
  .imgbox{
    position: relative;
    width: 25%;
    height:9.5rem;
    display: inline-block;
    padding:5px;
    float: left;
    overflow: hidden;
    margin-bottom:10px;
  }
  .button_remove{
    background: #c00000;
    color: #fff;
    font-size: 1.6rem;
    border-radius: 1rem;
    line-height: 2rem;
    position: absolute;
    width:2rem;
    height:2rem;
    text-align: center;
    top:0;
    right:0;
    z-index:10;
  }
  .upload_img{
    text-align: center;
    width: 100%;
    height:100%;
    img{
      display: block;
      width: 100%;
      min-height:100%;
    }
  }
  .perfect_answer{
    margin-top:10px;
    span{
      padding:5px 10px;
      background:#c00;
      text-align: center;
      color:#fff;
      border-radius:2px;
      display: inline-block;
      margin-bottom:10px;
    }
    p{

    }
  }
  .question_content {
    color: #444;
    font-size: 1.6rem;
    line-height: 2rem;
  }
  .over {
    background: #c00000;
  }
  .unover {
    background: #7ac73b
  }
  .isover {
    overflow: hidden;
    margin-top: 3rem;
    span {
      display: block;
      float: right;
      padding: 5px 10px;
      height: 30px;
      color: #fff;
      -webkit-border-radius: 15px;
      -moz-border-radius: 15px;
      border-radius: 15px;

    }
  }
  .options {
    border-top: 1px solid #bfbfbf;
    padding-left: 0;
    margin-top: 20px;
    li {
      border-bottom: 1px solid #bfbfbf;
      padding: 10px;
      font-size: 2rem;
      color: #666;
      div {
        font-size: 1.4rem;
      }
    }
    .clicked {
      color: #15c649
    }
    .unclicked {
      color: #666;
    }
  }
  .item-textarea {
    textarea {
      width: 100%;
      height: 17rem;
      font-size: 1.4rem;
      color: #444;
      border: 1px solid #444;
      background: #ededed;
      border-radius: 5px;
      padding: 10px;
      resize: none;
      -ms-word-break: break-all;
      word-break: break-all;
      line-height: 2.1rem;
      margin-top: 30px;
    }
    .mic_btn {
      width: 100%;
      margin-top: 30px;
      text-align: center;
      & > div {
        width: 4rem;
        height: 4rem;
        background: #c00000;
        color: #fff;
        border-radius: 50%;
        margin: 0 auto;
        font-size: 3rem;
        line-height: 4.3rem;
      }
      & > p {
        text-align: center;
        color: #b1b1b1
      }
    }
  }
  .button-submit {
    height: 4rem;
    background: #c00000;
    color: #fff;
    font-size: 1.6rem;
    border-radius: 5px;
    width: 70%;
    margin: 0 auto;
    margin-top: 80px;
  }
}
